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=== tests/cases/conformance/types/uniqueSymbol/uniqueSymbolsErrors.ts ===
// declarations
declare const invalidUniqueType: unique number;
>invalidUniqueType : any
declare const {}: unique symbol;
declare let invalidLetType: unique symbol;
>invalidLetType : symbol
declare var invalidVarType: unique symbol;
>invalidVarType : symbol
// function arguments and return types
declare function invalidArgType(arg: unique symbol): void;
>invalidArgType : (arg: unique symbol) => void
>arg : symbol
declare function invalidRestArgType(...arg: (unique symbol)[]): void;
>invalidRestArgType : (...arg: (unique symbol)[]) => void
>arg : symbol[]
declare function invalidReturnType(): unique symbol;
>invalidReturnType : () => unique symbol
declare function invalidThisType(this: unique symbol): void;
>invalidThisType : (this: unique symbol) => void
>this : symbol
declare function invalidTypePredicate(n: any): n is unique symbol;
>invalidTypePredicate : (n: any) => n is symbol
>n : any
declare function invalidTypeParameterConstraint<T extends unique symbol>(): void;
>invalidTypeParameterConstraint : <T extends symbol>() => void
declare function invalidTypeParameterDefault<T = unique symbol>(): void;
>invalidTypeParameterDefault : <T = symbol>() => void
// classes
class InvalidClass {
>InvalidClass : InvalidClass
constructor(invalidConstructorArgType: unique symbol) {}
>invalidConstructorArgType : symbol
readonly invalidReadonlyPropertyType: unique symbol;
>invalidReadonlyPropertyType : symbol
invalidPropertyType: unique symbol;
>invalidPropertyType : symbol
invalidArgType(arg: unique symbol): void { return; }
>invalidArgType : (arg: unique symbol) => void
>arg : symbol
invalidRestArgType(...args: (unique symbol)[]): void { return; }
>invalidRestArgType : (...args: (unique symbol)[]) => void
>args : symbol[]
invalidReturnType(): unique symbol { return; }
>invalidReturnType : () => unique symbol
invalidThisType(this: unique symbol): void { return; }
>invalidThisType : (this: unique symbol) => void
>this : symbol
invalidTypePredicate(n: any): n is unique symbol { return; }
>invalidTypePredicate : (n: any) => n is symbol
>n : any
invalidTypeParameterConstraint<T extends unique symbol>(): void { return; }
>invalidTypeParameterConstraint : <T extends symbol>() => void
invalidTypeParameterDefault<T = unique symbol>(): void { return; }
>invalidTypeParameterDefault : <T = symbol>() => void
get invalidGetter(): unique symbol { return; }
>invalidGetter : symbol
set invalidSetter(arg: unique symbol) { return; }
>invalidSetter : symbol
>arg : symbol
static invalidStaticPropertyType: unique symbol;
>invalidStaticPropertyType : symbol
static invalidStaticArgType(arg: unique symbol): void { return; }
>invalidStaticArgType : (arg: unique symbol) => void
>arg : symbol
static invalidStaticRestArgType(...args: (unique symbol)[]): void { return; }
>invalidStaticRestArgType : (...args: (unique symbol)[]) => void
>args : symbol[]
static invalidStaticReturnType(): unique symbol { return; }
>invalidStaticReturnType : () => unique symbol
static invalidStaticThisType(this: unique symbol): void { return; }
>invalidStaticThisType : (this: unique symbol) => void
>this : symbol
static invalidStaticTypePredicate(n: any): n is unique symbol { return; }
>invalidStaticTypePredicate : (n: any) => n is symbol
>n : any
static invalidStaticTypeParameterConstraint<T extends unique symbol>(): void { return; }
>invalidStaticTypeParameterConstraint : <T extends symbol>() => void
static invalidStaticTypeParameterDefault<T = unique symbol>(): void { return; }
>invalidStaticTypeParameterDefault : <T = symbol>() => void
static get invalidStaticGetter(): unique symbol { return; }
>invalidStaticGetter : symbol
static set invalidStaticSetter(arg: unique symbol) { return; }
>invalidStaticSetter : symbol
>arg : symbol
}
// interfaces
interface InvalidInterface {
invalidPropertyType: unique symbol;
>invalidPropertyType : symbol
invalidArgType(arg: unique symbol): void;
>invalidArgType : (arg: unique symbol) => void
>arg : symbol
invalidRestArgType(...args: (unique symbol)[]): void;
>invalidRestArgType : (...args: (unique symbol)[]) => void
>args : symbol[]
invalidReturnType(): unique symbol;
>invalidReturnType : () => unique symbol
invalidThisType(this: unique symbol);
>invalidThisType : (this: unique symbol) => any
>this : symbol
invalidTypePredicate(n: any): n is unique symbol
>invalidTypePredicate : (n: any) => n is symbol
>n : any
invalidTypeParameterConstraint<T extends unique symbol>(): void;
>invalidTypeParameterConstraint : <T extends symbol>() => void
invalidTypeParameterDefault<T = unique symbol>(): void;
>invalidTypeParameterDefault : <T = symbol>() => void
}
// type literals
type InvalidTypeLiteral = {
>InvalidTypeLiteral : { invalidPropertyType: unique symbol; invalidArgType(arg: unique symbol): void; invalidRestArgType(...args: (unique symbol)[]): void; invalidReturnType(): unique symbol; invalidThisType(this: unique symbol): any; invalidTypePredicate(n: any): n is symbol; invalidTypeParameterConstraint<T extends symbol>(): void; invalidTypeParameterDefault<T = symbol>(): void; }
invalidPropertyType: unique symbol;
>invalidPropertyType : symbol
invalidArgType(arg: unique symbol): void;
>invalidArgType : (arg: unique symbol) => void
>arg : symbol
invalidRestArgType(...args: (unique symbol)[]): void;
>invalidRestArgType : (...args: (unique symbol)[]) => void
>args : symbol[]
invalidReturnType(): unique symbol;
>invalidReturnType : () => unique symbol
invalidThisType(this: unique symbol);
>invalidThisType : (this: unique symbol) => any
>this : symbol
invalidTypePredicate(n: any): n is unique symbol
>invalidTypePredicate : (n: any) => n is symbol
>n : any
invalidTypeParameterConstraint<T extends unique symbol>(): void;
>invalidTypeParameterConstraint : <T extends symbol>() => void
invalidTypeParameterDefault<T = unique symbol>(): void;
>invalidTypeParameterDefault : <T = symbol>() => void
};
// type alias
type InvalidAlias = unique symbol;
>InvalidAlias : symbol
type InvalidAliasTypeParameterConstraint<T extends unique symbol> = never;
>InvalidAliasTypeParameterConstraint : never
type InvalidAliasTypeParameterDefault<T extends unique symbol> = never;
>InvalidAliasTypeParameterDefault : never
// type references
declare const invalidTypeArgument: Promise<unique symbol>;
>invalidTypeArgument : Promise<symbol>
declare const invalidArrayType: (unique symbol)[];
>invalidArrayType : symbol[]
declare const invalidTupleType: [unique symbol];
>invalidTupleType : [symbol]
// mapped types
declare const invalidMappedType: { [P in string]: unique symbol };
>invalidMappedType : { [x: string]: symbol; }
// unions/intersection
declare const invalidUnion: unique symbol | unique symbol;
>invalidUnion : symbol
declare const invalidIntersection: unique symbol | unique symbol;
>invalidIntersection : symbol
// initializer assignability
// https://github.com/Microsoft/TypeScript/issues/21584
const shouldNotBeAssignable: string = Symbol();
>shouldNotBeAssignable : string
>Symbol() : unique symbol
>Symbol : SymbolConstructor
|
